Reflections Dental - Oxalic acid is the compound present in spinach that causes that chalky, gritty feeling on your teeth after eating it. Oxalic acid, as its name suggests, is an acid.
![Oxalic acid in spinach as a function of time of day. Symbols represent... | Download Scientific Diagram Oxalic acid in spinach as a function of time of day. Symbols represent... | Download Scientific Diagram](https://www.researchgate.net/publication/298713773/figure/fig8/AS:667866361765888@1536243157052/Oxalic-acid-in-spinach-as-a-function-of-time-of-day-Symbols-represent-leaf-blade.png)
Oxalic acid in spinach as a function of time of day. Symbols represent... | Download Scientific Diagram
![From spinach to tuna, the nine healthy foods that are TOXIC if you overindulge - but how much is too much? | The Sun From spinach to tuna, the nine healthy foods that are TOXIC if you overindulge - but how much is too much? | The Sun](https://www.thesun.co.uk/wp-content/uploads/2017/01/nintchdbpict000295777135.jpg)